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Technical Data Sheet
PartsTable / COMPONENT / 259789
259789 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The CUP,TAPERED ROLLER BEARING is a the manufacturer tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include capacity: 120.0 MILLILITERS, scale_range: +0.0 TO 75.0 CUBIC CENTIMETERS, special_features: C/O 40 ML SUPPLEMENTED TRYPTIC SOY BROTH; W/SPS ANTICOAGULANT; FOR AEROBIC CULTURE, media_for_which_designed: TRYPTIC SOY BROTH W/CARBON DIOXIDE ADDED, part_name_assigned_by_controlling_agency: BLOOD COLLECTING CULTURE BOTTLE 120ML F/AEROBIC CULTURE 100S. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-159-9450, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
259789
NSN: 3110-00-159-9450
FSC: 3110
CAGE: 52788 — GENERAL MOTORS CORP SAGINAW DIV (USA)
SPECIFICATIONS
capacity120.0 MILLILITERS
scale_range+0.0 TO 75.0 CUBIC CENTIMETERS
special_featuresC/O 40 ML SUPPLEMENTED TRYPTIC SOY BROTH; W/SPS ANTICOAGULANT; FOR AEROBIC CULTURE
media_for_which_designedTRYPTIC SOY BROTH W/CARBON DIOXIDE ADDED
part_name_assigned_by_controlling_agencyBLOOD COLLECTING CULTURE BOTTLE 120ML F/AEROBIC CULTURE 100S
NSN3110-00-159-9450
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 259789 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BACKFACE CORNER RADIUS: 0.0625 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
STYLE DESIGNATOR: NORMAL ANGLE
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 1.5000 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS (FLIS)
BACKFACE CORNER RADIUS0.0625 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
OVERALL WIDTH0.3750 INCHES NOMINAL IN
STYLE DESIGNATORNORMAL ANGLE
MATERIALSTEEL OVERALL
OUTSIDE DIAMETER1.5000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
130-412-2Interchangeable
interchangeable cross-reference
interchangeable
120-15Interchangeable
interchangeable cross-reference
interchangeable
EPA1S207Interchangeable
interchangeable cross-reference
interchangeable
500-8363Interchangeable
interchangeable cross-reference
interchangeable
791LXInterchangeable
interchangeable cross-reference
interchangeable
SM-C-187680Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 259789?
259789 is a CUP,TAPERED ROLLER BEARING.
What parts can replace 259789?
There are 16 known substitutes for 259789: 130-412-2, 120-15, EPA1S207 and 13 more. Substitute compatibility should be verified for your specific system.
Is 259789 still available?
259789 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026